Switch to new package format

info.yml

@@ -1,7 +1,10 @@
 name: oniguruma
 description: A regular expression library
 version: 6.9.10
+revision: 2
 url: https://github.com/kkos/oniguruma
 license: BSD-2-Clause
+maintainers:
+  - [email protected]
 architecture: any
 type: source

recipe.sh

@@ -1,4 +1,4 @@
-# This is the source.sh script. It is executed by BPM in a temporary directory when compiling a source package
+# This is the recipe.sh script. It is executed by BPM in a temporary directory when compiling a source package
 # BPM Expects the source code to be extracted into the automatically created 'source' directory which can be accessed using $BPM_SOURCE
 # BPM Expects the output files to be present in the automatically created 'output' directory which can be accessed using $BPM_OUTPUT